/**
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 */
package com.alibaba.rocketmq.client.impl.consumer;

import com.alibaba.rocketmq.common.message.MessageExt;
import com.alibaba.rocketmq.common.message.MessageQueue;
import com.alibaba.rocketmq.common.protocol.body.ConsumeMessageDirectlyResult;

import java.util.List;


/**
 * @author shijia.wxr
 */
public interface ConsumeMessageService {
    void start();


    void shutdown();


    void updateCorePoolSize(int corePoolSize);


    void incCorePoolSize();


    void decCorePoolSize();


    int getCorePoolSize();


    ConsumeMessageDirectlyResult consumeMessageDirectly(final MessageExt msg, final String brokerName);


    void submitConsumeRequest(//
                              final List<MessageExt> msgs, //
                              final ProcessQueue processQueue, //
                              final MessageQueue messageQueue, //
                              final boolean dispathToConsume);
}
